CVE Database›CVE-2020-12965

CVE-2020-12965

hw: amd: Spectre based on Linear Address Masking

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Severity

Moderate

Red Hat Product Security

7.8

CVSS 3.1

Review impact separately from score.

Published · December 5, 2023

Updated · November 21, 2025

Description

A flaw was found in AMD CPUs. When combined with specific software sequences, AMD CPUs may transiently execute non-canonical loads and store using only the lower 48 address bits, potentially resulting in data leakage.

Statement

The SLAM Attack is a new Spectre-based vulnerability that impacts most of the future CPU's for Intel, AMD, and ARM. In the current scenario, this vulnerability does not affect RHEL kernel.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE not specified